The SCHMETZ Jeans Gold Needle has a Titanium Nitride coating. The wear protection coating is significantly harder than the standard coating and ensures an extra-long needle life. The medium rounded point and special blade are beneficial when working with thick fabrics such as denim, oilskin, or canvas. Performs effortlessly on coarse and dense fabrics. Gold Jeans Sewing Machine Needles, sold in sets of 5, size 100/16, from Schmetz.